Home
Class 12
PHYSICS
Two forces 3 N and 2 N are at an angle t...

Two forces `3 N` and `2 N` are at an angle `theta` such that the resultant is `R`. The first force is now increased of `6 N` and the resultant become `2 R`. The value of `theta` is

A

`30^(@)`

B

`60^(@)`

C

`90^(@)`

D

`120^(@)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • RACE

    ALLEN |Exercise Basic Maths (Units, Dimensions & Measurements)|37 Videos

  • RACE

    ALLEN |Exercise Basic Maths (KINEMATICS)|63 Videos

  • RACE

    ALLEN |Exercise Basic Maths (Co-ordinate & Algebra)|40 Videos

  • NEWTONS LAWS OF MOTION

    ALLEN |Exercise EXERCISE-III|28 Videos

  • SIMPLE HARMONIC MOTION

    ALLEN |Exercise Example|1 Videos

Similar Questions

Explore conceptually related problems

Vector sum of two forces of 10N and 6N cannot be:

Two force F_(1)" and "F_(2) are acting on a body. One force is double that of the other force and the resultant is equal to the greater force. Then the angle between the two forces is :-

The maximum and minimum resultant of two forces acting at a point are 10N and 6N respectively. If each force is increased by 3N, find the resultant of new forces when acting at a paint at an angle of 90^(@) with each-other :-

Which pair of the following forces will never give resultant force of 2 N ?

Which pair of the following forces will never give resultant force of 2 N ?

Two equal forces are acting at a point with an angle of 60^(@) between them. If the resultant force is equal to 60sqrt(3)N , The magnitude of each force is :-

Two forces, each of magnitude F have a resultant of the same magnitude F. The angle between the two forces is

A monochromatic beam of light is incident at 60^@ on one face of an equilateral prism of refractive inder n and emerges from the opposite face making an angle theta with the normal. For n = sqrt(3) , the value of theta is 60^@ and (d theta)/(dn) = m . The value of m is.

The sum of the magnitudes of two forces acting at a point is 16 N. The resultant of these forces is perpendicular to the smaller force has a magnitude of 8 N. If the smaller force is magnitude x, then the value of x is (A) 2N (B) 4N (C) 6N (D) 7N

Force 3N, 4N and 12 N act at a point in mutually perpendicular directions. The magnetitude of the resultant force is :-

ALLEN -RACE-Basic Maths (VECTORS)
  1. There are two force vectors, one of 5N and other of 12N. At what angle...

    Text Solution

    |

  2. Two equal forces are acting at a point with an angle of 60^(@) between...

    Text Solution

    |

  3. Two forces 3 N and 2 N are at an angle theta such that the resultant i...

    Text Solution

    |

  4. The resultant of the vectors A and B is perpendicular to the vector A ...

    Text Solution

    |

  5. Two force F(1)" and "F(2) are acting on a body. One force is double th...

    Text Solution

    |

  6. Two vectors vecA" and "vecB have equal magnitudes. If magnitude of vec...

    Text Solution

    |

  7. The maximum and minimum resultant of two forces acting at a point are ...

    Text Solution

    |

  8. The resultant of the three vectors bar(OA),bar(OB) and bar(OC) shown i...

    Text Solution

    |

  9. If (|veca+vecb|)/(|veca-vecb|)=1, then angle between bar(a)" and "bar(...

    Text Solution

    |

  10. The magnitude of pairs of displacement vectors are give. Which pairs o...

    Text Solution

    |

  11. I started walking down a road to day-break facing the sun. After walki...

    Text Solution

    |

  12. vecA, vecB" and "vecC are three orthogonal vectors with magnitudes 3, ...

    Text Solution

    |

  13. In the shown figure what amount of force and in which direction we sho...

    Text Solution

    |

  14. Given veca+vecb=2hati," if "vecb=3hatj-hatk then find out vector veca ...

    Text Solution

    |

  15. Whtch of the following statement is true :-

    Text Solution

    |

  16. A vector is represented by 2hati+hatj+3hatk, Its length in XZ plane is...

    Text Solution

    |

  17. vecA+vecB+vecC=0 then |vecB|" and "|vecC| are:

    Text Solution

    |

  18. A vector is represented by 3hati+hatj+2hatk, Its length in XY plane is...

    Text Solution

    |

  19. Resultant of two forces vecF(1) and vecF(2) has magnitude 50 N. Th...

    Text Solution

    |

  20. alpha and beta are the angle made by a vector from positive x & positi...

    Text Solution

    |